高韧性抗层状撕裂钢板Q345FTE-Z35的开发  

Development of Q345FTE- Z35 Steel Plate with High Toughness and Through- Thickness Property

作　　者：向华[1] 秦军[1] 刘奉家[1] 胡小伟[1] 

机构地区：[1]宝钢集团八钢公司制造管理部

出　　处：《宽厚板》2015年第5期32-34,共3页Wide and Heavy Plate

摘　　要：通过Nb、V、Ti、Cu、Ni复合微合金化的成分设计,采用两阶段控制轧制生产工艺,八钢成功开发出风塔用Q345FTE-Z35钢板,在保证钢板强韧性的同时,获得了良好的抗层状撕裂性能,各项性能指标均满足国家标准要求。By means of chemical composition design of Nb, V, Ti, Cu, Ni composite microalloying and II Phase controlled roiling process, Bayi Iron and Steel Co. has successfully developed Q345FTE -Z35 steel plate for wind power tower, of which sufficient strength and toughness, good lamellar resistance are maintained with all properties items satisfying the requirements of national standards.

关 键 词：Q345FTE-Z35钢板 控制轧制 低温韧性 

分 类 号：TG335.5[金属学及工艺—金属压力加工]